NET+ Quiz Part 32

What is the primary use of the netstat utility?

• To display the routing table on a local or remote system

• To show the port activity for both TCP and UDP connections

• To list all files in a directory

• To format a hard drive

Answer explanation

To show the port activity for both TCP and UDP connections

Which of the following is NOT one of the four information headings provided by the netstat utility without switches?

• Proto

• Local address

• Foreign address

• Port number

Answer explanation

The correct choice is 'Port number' because it is NOT one of the four information headings provided by the netstat utility without switches.

What does the 'State' heading in the netstat utility specify?

• The protocol being used

• The local address and port being used

• The destination address and port being used

• Whether the connection is established

Answer explanation

The 'State' heading in the netstat utility specifies whether the connection is established.

In its default use, what type of connections does the netstat command show?

• Inbound connections

• Outbound connections

• Both inbound and outbound connections

• Only UDP connections

Answer explanation

In its default use, the netstat command shows outbound connections, not inbound or both. It primarily displays active outbound connections from the system.

Which command can be used to show the routing table on a local or remote system?

• netstat

• route print

• tracert

• ping

Answer explanation

The correct command to show the routing table on a local or remote system is 'route print'.

What does the netstat -e command show?

• The number of active connections

• The activity for the NIC and the number of packets sent and received

• The routing table

• The list of open ports

Answer explanation

The netstat -e command shows the activity for the NIC and the number of packets sent and received.

Which of the following is NOT displayed by the netstat -e command?

• Bytes

• Unicast packets

• Routing table

• Errors

Answer explanation

The netstat -e command does not display the Routing table, making it the correct choice as the answer.

What does the 'Bytes' field in the netstat -e command output represent?

• The number of bytes the NIC has sent or received since the computer was turned on

• The number of bytes the NIC has discarded

• The number of bytes the NIC has sent in the last hour

• The number of bytes the NIC has received in the last hour

Answer explanation

The 'Bytes' field in the netstat -e command output represents the number of bytes the NIC has sent or received since the computer was turned on.

What does the 'Errors' field in the netstat -e command output indicate?

• The number of packets rejected by the NIC

• The number of errors that occurred during either the sending or receiving process

• The number of unknown protocols

• The number of unicast packets

Answer explanation

The number of errors that occurred during either the sending or receiving process

What does the netstat -a command display?

• The number of bytes sent and received

• The routing table

• Statistics for both TCP and UDP

• The list of open ports

Answer explanation

The netstat -a command displays statistics for both TCP and UDP, not the number of bytes sent and received, the routing table, or the list of open ports.